8Rufus Credle, Tony Chen. IBM WebSphere application server V6.1 security handbook [M]. ibm.com/redbook, 2007.
9Frederick Chong, Gianpaolo Carraro.Multi-tenant data architecture [OL]. http://msdn2.microsoft.com/en-us/library/aa479086. aspx, 2006.
10Mfikilg T, Jrvi A, R6nkk6 M, et al. How to definesoftware-as-a-service- an empirical study of finish SaaS providers [ J ]. Lecture Notes in Business Information Processing, 2010,51 (4) : 115 - 124.